The Bosch SP0F000050 is a Style Line 2" Mechanical Vacuum/Boost Gauge. It features a 0-30 in. Hg Vacuum scale, 0-20 PSI Boost with 270 degree sweep and includes 72" tubing and fittings. The gauge is a standard 2" black dial for 2-1/16" openings and features a black bezel with removable black mounting panel. Includes mounting hardware and 12 volt internal back lighting. The Style Line features a clean easy to read look with a bright pointer against a white or black background. Bosch is known for precision, engineering, and innovation. Add style and you have the first-ever line of Bosch gauges, including replacement tachometers, speedometers, temperature and pressure gauges for all applications. Bosch Branded Gauges represent the latest in design following our 100+ year history of Automotive, Industrial, and Racing products.